Home / 32,388.80-48,520.96-19,872.34

Finding the Fourth Proportional to 32,388.80, 48,520.96 and 19,872.34

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Solution

The fourth proportional to 32,388.80, 48,520.96 and 19,872.34 is: 29,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,388.80 : 48,520.96 = 19,872.34 : x
  2. Step 2: Convert to fraction form
    32,388.80/48,520.96 = 19,872.34/x
  3. Step 3: Cross multiply
    32,388.80x = 48,520.96 × 19,872.34
  4. Step 4: Simplify right side
    32,388.80x = 964,224,843.26
  5. Step 5: Solve for x
    x = 964,224,843.26/32,388.80
  6. Step 6: Final answer
    x = 29,770.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.